mirror/blockbench
2
0
Fork 0
mirror of https://github.com/JannisX11/blockbench.git synced 2025-01-30 15:42:42 +08:00
Code Issues Packages Projects Releases Wiki Activity

Fix glTF rig root offset issue

Browse Source
This commit is contained in:
JannisX11 2023-04-08 14:17:22 +02:00
parent e8af0437be
commit 07f03f5de5
1 changed files with 7 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
js/io/formats/gltf.js
View File

@ -174,6 +174,8 @@ function buildSkinnedMesh(root_group, scale) {
let bones = [];
let material;
let root_counter_matrix = new THREE.Matrix4().copy(root_group.mesh.matrix).invert();
let vertex = Reusable.vec1;
let normal = Reusable.vec2;
@ -182,7 +184,8 @@ function buildSkinnedMesh(root_group, scale) {
for (child of group.children) {
if (!child.mesh.geometry) continue;
let {geometry} = child.mesh;
let matrix = child.mesh.matrixWorld;
let matrix = new THREE.Matrix4().copy(child.mesh.matrixWorld);
matrix.premultiply(root_counter_matrix);
let index_offset = position_array.length / 3;
for (let i = 0; i < geometry.attributes.position.count; i++) {
@ -213,6 +216,9 @@ function buildSkinnedMesh(root_group, scale) {
bone.uuid = group.mesh.uuid;
let parent_offset = THREE.fastWorldPosition(group.mesh.parent, Reusable.vec3);
THREE.fastWorldPosition(group.mesh, bone.position).sub(parent_offset);
if (group == root_group) {
bone.position.set(0, 0, 0);
}
bone.position.multiplyScalar(1 / scale);
bones.push(bone);
if (parent_bone) {